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The video was released on March 5, 2012 via E-40's account on YouTube.[2] An audio of the song was also released to YouTube on January 14 and has over 4.5 million views.[3]Waka Flocka Flame, Kreayshawn, Roach Gigz, Bobby Brackins, Philthy Rich, B-Legit, DJ Amen and Chris Brown make cameo appearances in the music video.

When reviewing for The Block Brochure: Welcome to the Soil 2, Allmusic stated that "Minimal bass and scrappy attitude turn "Function" into a five-star pusher anthem."[4] RapReviews also gave the song a positive review by saying "The Trend produced song is all the way new school with YG, IAmSu and Problem. 40 still steals the show though."[5]